Constructed from electrically-sensitive smart foil, this retro-futuristic couture responds to your excited heartbeat, with a hint of Jean Paul GaultierWatch it fluctuating between transparent and opaque, tuning into alterations in voltage. Dutch designers from Studio Roosegaarde with Anouk Wipprecht have created something gorgeous with these Intimacy 2.0 garments — by far the most eloquent fashion solution imaginable to detect lady boners.